Re: Page-at-a-time Locking Considerations

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От Zdenek Kotala
Тема Re: Page-at-a-time Locking Considerations
Дата
Msg-id 47A9E6F5.3040202@sun.com
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Ответ на Re: Page-at-a-time Locking Considerations  (Gregory Stark <stark@enterprisedb.com>)
Ответы Re: Page-at-a-time Locking Considerations
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Gregory Stark napsal(a):
> "Simon Riggs" <simon@2ndquadrant.com> writes:
> 

> I wonder how hard it would be to shove the clog into regular shared memory
> pages and let the clock sweep take care of adjusting the percentage of shared
> mem allocated to the clog versus data pages.

I tried to use memory mapped files (mmap) for clog and I think it should be also 
possible way. I got about 2% better performance, but it needs more testing.
    Zdenek


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